CVE-2023-46862

CVSS 3.1 Score 4.7 of 10 (medium)

Details

Published Oct 29, 2023
Updated: Jan 11, 2024
CWE ID 476

Summary

CVE-2023-46862 is a vulnerability in the Linux kernel through version 6.5.9. This vulnerability occurs during a race with SQ thread exit, leading to a NULL pointer dereference in io_uring/fdinfo.c io_uring_show_fdinfo. It affects multiple products including Qtrc2o, ohMfk4, Qtrc2i, and many others. The base severity of this vulnerability is rated as MEDIUM with a base score of 4.7 according to NVD@NIST.gov. The privileges required for exploitation are low and there is no user interaction required. The attack vector is local and the impact is focused on availability rather than confidentiality or integrity. Remediation measures have not been specified, and there is no additional analysis provided at this time.

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